---
title: willChangeStatusBarFrameNotification
framework: uikit
role: symbol
role_heading: Type Property
path: uikit/uiapplication/willchangestatusbarframenotification
---

# willChangeStatusBarFrameNotification

Posted when the app is about to change the frame of the status bar.

## Declaration

```swift
nonisolated class let willChangeStatusBarFrameNotification: NSNotification.Name
```

## Discussion

Discussion The userInfo dictionary contains an NSValue object that encapsulates a CGRect structure expressing the location and size of the new status bar frame. Use statusBarFrameUserInfoKey to access this value.

## See Also

### Deprecated notifications

- [didChangeStatusBarFrameNotification](uikit/uiapplication/didchangestatusbarframenotification.md)
- [willChangeStatusBarOrientationNotification](uikit/uiapplication/willchangestatusbarorientationnotification.md)
- [didChangeStatusBarOrientationNotification](uikit/uiapplication/didchangestatusbarorientationnotification.md)